Problem set SolutioN Exercise for home study o&W8.35 (a) From the system diagram, we see that a(t)=a(t)cos(wet) Using the multiplication property ZGu)= o(X(u)* FT(cos wct)) FT of cos wt is two impulses with area T at +wc. Therefore, Z(w)is the spectrum

Department of Electrical Engineering and Computer Science 6.003: Signals and Systems--Fall 2003 PROBLEM SET 10 Issued: November 25. 2003 Due: December 5. 2003 REMINDER: Computer Lab 3 is also due on December 5 Reading Assignments

REMINDER: The 6.003 Final Exam will he held on december 16th. The final will cover all the material covered during the term, including the material or z transforms and DT feedback systems, the subjects of this problem set Reading Assignments

PROBLEM SET 11 SOLUTIONS Problem 1(O&W 1029(d)) In this problem we are asked to sketch the magnitude of the Fourier transform associated with the pole-zero diagram, Figure P10.29(d). In order to do so, we need to make some

Thursday, November 13, 2003 Directions: The exam consists of 6 problems on pages 2 to 19 and work space on pages 20 and 21. Please make sure you have all the pages. Tables of Fourier series properties as well as CT Fourier transform and dt Fourier transform properties and tables are supplied to you at the end of this booklet. Enter all your work and your answers directly in the spaces provided on the printed pages of this book- let. Please make sure your name is on all sheets. You may use bluebooks for scratch work, but we will not grade them at all. all sketches must be adequately

Department of Electrical Engineering and Computer Science 6.003: Signals and Systems-Fall 2003 Final Exam Tuesday, December 16, 2003 Directions: The exam consists of 7 problems on pages 2 to 33 and additional work space on pages 34 to 37. Please make sure you have all the pages. Tables of Fourier series properties, CT and DT Fourier transform

3.1概述 一、模拟调制:用来自信源的基带模拟信号去调制某载波 二、载波:确知的周期性波形一余弦波:

第一章VHDL的程序结构和软件操作 1-1 VHDL程序的基本结构 1-2软件操作—Max+plusⅡ的操作 第二章 VHDL语言要素 第三章 VHDL顺序语句 第四章 VHDL并行语句 4.1 并行语句概述 4.2 并行信号赋值语句 4.3 进程语句（process） 4.4 元件例化语句 4.5 生成语句（for-generate） 第五章 组合逻辑电路的设计和分析 5.1 概述 5.2 编码器 5.3 译码器 5.4 简单数字显示系统 5.5 其它 第六章 时序逻辑电路的设计和分析 6.2 触发器 6.3 计数器 6.4 分频器 6.5 寄存器 6.1 概述

第一节 非正弦周期信号及其分解 第二节 对称波形的傅里叶级数 第三节 非正弦周期电流电路中的有效值、平均值、平均功率 第四节 非正弦周期电路电流的计算 第五节 滤波器

拉普拉斯变换(L.T.)分析法是常用的分析技术。 (1)正反L.T.及其性质(含双边); (2)用L.T.求响应; (3)系统函数H(s)→>框图(流图